Home / 39,895.92-59,591.31-31,038.57

Finding the Fourth Proportional to 39,895.92, 59,591.31 and 31,038.57

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Solution

The fourth proportional to 39,895.92, 59,591.31 and 31,038.57 is: 46,361.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,895.92 : 59,591.31 = 31,038.57 : x
  2. Step 2: Convert to fraction form
    39,895.92/59,591.31 = 31,038.57/x
  3. Step 3: Cross multiply
    39,895.92x = 59,591.31 × 31,038.57
  4. Step 4: Simplify right side
    39,895.92x = 1,849,629,046.83
  5. Step 5: Solve for x
    x = 1,849,629,046.83/39,895.92
  6. Step 6: Final answer
    x = 46,361.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.